(9928) 1981 WE9
|
| |||||||||||||
| Discovery | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Discovered by | Perth Observatory | ||||||||||||
| Discovery date | November 16, 1981 | ||||||||||||
| Designations | |||||||||||||
| MPC designation | (9928) 1981 WE9 | ||||||||||||
| 1971 TJ1, 1993 FC43 | |||||||||||||
| Main Belt asteroid | |||||||||||||
| Orbital characteristics | |||||||||||||
| Epoch October 27, 2007 | |||||||||||||
| Aphelion | 2.6091584 AU | ||||||||||||
| Perihelion | 1.8256226 AU | ||||||||||||
| 2.2173905 AU | |||||||||||||
| Eccentricity | 0.1766797 | ||||||||||||
| 1206.0400092 d | |||||||||||||
| 346.22065° | |||||||||||||
| Inclination | 2.84296° | ||||||||||||
| 179.49922° | |||||||||||||
| 175.65482° | |||||||||||||
| Physical characteristics | |||||||||||||
| Dimensions | ~12.9 km[1] | ||||||||||||
Sidereal rotation period | 5.547 h[2] | ||||||||||||
| ~0.01 | |||||||||||||
| |||||||||||||
| 14.4 | |||||||||||||
|
| |||||||||||||
(9928) 1981 WE9 is a main belt asteroid. It orbits the Sun once every 3.30 years.[3] It is associated with the Flora family of asteroids.[4]
Discovered on November 16, 1981, by the Perth Observatory in Bickley, it was given the provisional designation "1981 WE9".[5]
References
- ↑ Tedesco E.F.; Noah P.V.; Noah M.; Price S.D. "The supplemental IRAS minor planet survey (SIMPS)".
- ↑ Maurice Clark. "Asteroid 9928 1981 WE9". Montgomery College.
- ↑ "9928 (1981 WE9)". JPL Small-Body Database Browser. NASA/JPL. Retrieved 2008-02-18.
- ↑ Zappalà, Vincenzo; Bendjoya, Philippe; Cellino, Alberto; Farinella, Paolo; Froeschlé, Claude (1997). "Asteroid Dynamical Families.". EAR-A-5-DDR-FAMILY-V4.1. NASA Planetary Data System.
- ↑ MPO 65995 Minor Planet Center
| ||||||
| ||||||||||||||||||||||||||||
This article is issued from Wikipedia - version of the Wednesday, February 10, 2016. The text is available under the Creative Commons Attribution/Share Alike but additional terms may apply for the media files.